Incorrect branch used for not gated tripleo-upgrade repo

[Quique Llorente]

Running https://logs.rdoproject.org/91/562291/3/openstack-check/gate-tripleo-ci-centos-7-container-to-container-upgrades-queens-nv/Z9364bb982545411f90347ab8c04ae88e/reproducer-quickstart.sh

Ansible is not found in the undercloud:

+(./quickstart.sh:509): ansible-playbook -vv /tmp/.quickstart/playbooks/noop.yml -e @/tmp/.quickstart/config/release/pike.yml -e @/tmp/.quickstart/config/nodes/1ctlr_1comp.yml -e
@/tmp/.quickstart/config/general_config/minimal.yml -e @/tmp/.quickstart/config/environments/default_libvirt.yml -e local_working_dir=/tmp/.quickstart -e virthost=127.0.0.2 -t
untagged,provision,environment,libvirt,undercloud-scripts,undercloud-inv
vercloud-scripts,undercloud-setup,undercloud-install,undercloud-post-install,tripleoui-validate,teardown-nodes
./quickstart.sh: line 509: ansible-playbook: command not found

Fix: https://review.openstack.org/#/c/563081/

Also would be good to have a fail fast at this point

Collecting tripleo-upgrade from git+https://git.openstack.org/openstack/tripleo-upgrade.git@queens#egg=tripleo-upgrade (from -r quickstart-extras-requirements.txt (line 2))
Cloning https://git.openstack.org/openstack/tripleo-upgrade.git (to revision queens) to /tmp/pip-install-D0z1kk/tripleo-upgrade
Did not find branch or tag 'queens', assuming revision or ref.
error: pathspec 'queens' did not match any file(s) known to git.
Command "git checkout -q queens" failed with error code 1 in /tmp/pip-install-D0z1kk/tripleo-upgrade

[Quique Llorente (quiquell)]

Correct url: https://review.openstack.org/#/c/563502/